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Finding the Fourth Proportional to 22,714,799.60, 31,346,259.60 and 12,401,522.60

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Solution

The fourth proportional to 22,714,799.60, 31,346,259.60 and 12,401,522.60 is: 17,114,011.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,714,799.60 : 31,346,259.60 = 12,401,522.60 : x
  2. Step 2: Convert to fraction form
    22,714,799.60/31,346,259.60 = 12,401,522.60/x
  3. Step 3: Cross multiply
    22,714,799.60x = 31,346,259.60 × 12,401,522.60
  4. Step 4: Simplify right side
    22,714,799.60x = 388,741,346,854,866.94
  5. Step 5: Solve for x
    x = 388,741,346,854,866.94/22,714,799.60
  6. Step 6: Final answer
    x = 17,114,011.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.